There are
966 mi
from Champaign, IL to Brenham, TX
That's the driving distance. It would take 17 hours 52 mins to go from Champaign, Illinois to Brenham, Texas.
The flight distance (direct flight from Champaign, IL to Brenham, TX) is 826.67 mi.
966 mi = 1,555.36 kms